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30054153 = 319351907
BaseRepresentation
bin111001010100…
…1011100001001
32002112220112210
41302221130021
530143213103
62552055333
7513312303
oct162513411
962486483
1030054153
1115a68148
12a094549
1362c382c
143dc4973
152989e03
hex1ca9709

30054153 has 8 divisors (see below), whose sum is σ = 40280608. Its totient is φ = 19931904.

The previous prime is 30054149. The next prime is 30054191. The reversal of 30054153 is 35145003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30054153 - 22 = 30054149 is a prime.

It is a super-2 number, since 2×300541532 = 1806504225094818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30054253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25375 + ... + 26532.

It is an arithmetic number, because the mean of its divisors is an integer number (5035076).

Almost surely, 230054153 is an apocalyptic number.

It is an amenable number.

30054153 is a deficient number, since it is larger than the sum of its proper divisors (10226455).

30054153 is a wasteful number, since it uses less digits than its factorization.

30054153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52103.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 30054153 is about 5482.1668161412. The cubic root of 30054153 is about 310.9101003928.

Adding to 30054153 its reverse (35145003), we get a palindrome (65199156).

The spelling of 30054153 in words is "thirty million, fifty-four thousand, one hundred fifty-three".

Divisors: 1 3 193 579 51907 155721 10018051 30054153